// 铺满屏幕
video {
    height: 100%;
    width: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
}

#backBtn {
    position: absolute;
    top: .6667rem;
    left: .8667rem;

    i {
        font-size: 2rem;
        color: #fff;
    }
}

// 扫描线, 主题色阴影, 在屏幕中心从上到下扫描, 有动画
.line {
    position: absolute;
    top: 20%;
    left: 50%;
    z-index: 999;

    transform: translateX(-50%);

    width: 75%;
    height: .1rem;
    border-radius: 50rem;

    background-color: var(--main-color);
    animation: scan 3s infinite ease;

    @keyframes scan {
        to {
            top: 70%;
            opacity: 0;
        }
    }
}

.text {
    position: absolute;
    bottom: 3.5rem;
    left: 50%;

    transform: translateX(-50%);

    font-size: .9rem;
    color: #fff;
    text-wrap: nowrap;

    p {
        text-align: center;
    }
}

input[type="file"] {
    display: none;
}

label[for="file"] {
    position: absolute;
    bottom: 1.5rem;
    right: 2.5rem;
    color: #fff;

    i {
        font-size: 3rem;
    }
}